More than 1 in 10 people successfully treated with antibiotics for Lyme disease go on to develop chronic, sometimes debilitating, and poorly understood symptoms of fatigue and brain fog that may last for years after their initial infection has cleared up. Now, in a small study, Johns Hopkins Medicine researchers report they have used an advanced form of brain scan to show that 12 people with documented post-treatment Lyme disease syndrome (PTLDS) all show an elevation of a chemical marker of widespread brain inflammation, compared with 19 healthy controls.
